⚫ Engaged in full software development life cycle (SDLC), from planning and designthrough deployment and support, ensuring high-quality software delivery.⚫ Used Spring Core Annotations, Spring MVC, and Spring Boot for Dependency Injection(DI), REST APIs, and microservices respectively.⚫ Utilized Spring MVC's Model View Controller architecture to manage user queries,employing various controllers to direct request flow to the back-end layer.⚫ Implemented strategies for… Show more ⚫ Engaged in full software development life cycle (SDLC), from planning and designthrough deployment and support, ensuring high-quality software delivery.⚫ Used Spring Core Annotations, Spring MVC, and Spring Boot for Dependency Injection(DI), REST APIs, and microservices respectively.⚫ Utilized Spring MVC's Model View Controller architecture to manage user queries,employing various controllers to direct request flow to the back-end layer.⚫ Implemented strategies for connection pooling to enhance database performance andscalability, utilizing libraries such as Apache Commons DBCP and HikariCP.⚫ Utilized Apache Kafka to develop applications for real-time data streaming and messaging.Enhanced search functionalities were optimized with Elasticsearch, enabling rapid andscalable search capabilities.⚫ Migrated legacy applications to newer Angular versions, ensuring compatibility andfunctionality also Implemented complex business logic using AngularJS directives, filters,and services.⚫ Utilized Hibernate tools like Hbm2ddl, SchemaExport, and QueryExporter for generatingand exporting database schemas.⚫ Implemented container management using Kubernetes to automate the scaling andmanagement of applications.⚫ Utilized PM2 for process management in Node.js applications ensuring high availabilityand load balancing across instances.⚫ Managed a range of databases, including relational systems like MySQL and PostgreSQL,as well as NoSQL databases such as MongoDB.⚫ Improved user interfaces by applying advanced techniques in JavaScript, CSS, and HTML5.⚫ Utilized Eclipse and IntelliJ IDEA for coding, debugging, and development, and deployedapplications on cloud platforms such as AWS using services like EC2, S3, and RDS.⚫ Planned, developed, deployed, and maintained web services utilizing a comprehensive suiteof technologies including WSDL, JAXB, JAX-RS, JAX-WS, REST, Jersey, SOAP, UDDI,Axis2, and WSDL2. Show less

⚫ Utilized Spring Data to simplify the implementation of data access layers, enhancingdevelopment efficiency in Spring applications.⚫ Deployed and managed Docker containers on AWS to establish scalable and resilientcloud infrastructures, utilizing Cloud Watch for monitoring and issue resolution.⚫ Developed software using design patterns such as DAO, Factory, Singleton, Decorator,State, and Strategy to enhance code structure and reusability.⚫ Utilized WebSphere Server for… Show more ⚫ Utilized Spring Data to simplify the implementation of data access layers, enhancingdevelopment efficiency in Spring applications.⚫ Deployed and managed Docker containers on AWS to establish scalable and resilientcloud infrastructures, utilizing Cloud Watch for monitoring and issue resolution.⚫ Developed software using design patterns such as DAO, Factory, Singleton, Decorator,State, and Strategy to enhance code structure and reusability.⚫ Utilized WebSphere Server for deploying applications through XML-based deploymentdescriptors, packaged as War or Jar files.⚫ Enabled secure financial transactions through Web Services using technologies like WSDL,SOAP, and UDDI.⚫ Processed XML using the XML DOM API, transforming XML data to HTML with XSLT fordynamic web presentations.⚫ Gained practical experience with Azure DevOps for CI/CD pipelines, and developedserverless applications using Azure Functions and AWS Lambda.⚫ Utilized Postman to verify JSON responses for microservices developed with RESTful APIs,ensuring correct behavior and integration.⚫ Set up WebSocket communication in Node.js to facilitate instant data transfer betweenclients and servers.⚫ Designed Kafka as a distributed streaming platform that enables high-throughput, faulttolerant handling of real-time data feeds.⚫ Implemented data caching in Java applications using EHCache and Hazelcast to minimizedatabase access, enhance performance, and optimize resource use.⚫ Integrated self-healing mechanisms within Kubernetes to automatically replace or restartfailed containers and manage service disruptions effectively.⚫ Crafted complex SQL queries and established database connections using Oracle11g viaJDBC, ensuring robust data management.⚫ Skilled in parsing and manipulating XML and JSON data, using libraries like JAXB andGson to handle complex data structures efficiently within Java applications. Show less

⚫ Demonstrated knowledge of the Java Standard API and its core packages, includingjava.lang, java.util, and java.io, essential for robust application development.⚫ Experienced in Java GUI development using Swing and AWT, and proficient in networkprogramming using Java Networking APIs for socket communication and managingHTTP/HTTPS protocols.⚫ Utilized AJAX for asynchronous data exchange between client and server, allowing webapplications to work seamlessly without… Show more ⚫ Demonstrated knowledge of the Java Standard API and its core packages, includingjava.lang, java.util, and java.io, essential for robust application development.⚫ Experienced in Java GUI development using Swing and AWT, and proficient in networkprogramming using Java Networking APIs for socket communication and managingHTTP/HTTPS protocols.⚫ Utilized AJAX for asynchronous data exchange between client and server, allowing webapplications to work seamlessly without reloading the whole page.⚫ Mastered advanced Java features such as concurrency models, garbage collection, andJava Memory Model to optimize application performance.⚫ Utilized Spring Framework modules such as Aspect-Oriented Programming (AOP),Dependency Injection (DI), and Bean Wiring to enhance application functionality andmaintainability.⚫ Implemented Spring JDBC Templates for streamlined database operations, Spring Cloudfor deploying resilient microservices, and Spring Quartz Schedulers for managingscheduled tasks efficiently.⚫ Developed comprehensive unit and integration tests using testing frameworks like Spockand TestNG to ensure application reliability and performance.⚫ Implemented efficient data handling and persistence strategies using Spring Data JPA,optimizing access to relational databases.⚫ Used JSP to simplify the creation of content-rich, dynamically generated web pages thatimprove user interactions.⚫ Integrated WebSocket communication in web applications for real-time data exchangeusing Spring WebSocket module.⚫ Applied CQRS and Event Sourcing patterns to handle high-load systems, improvingperformance and scalability of complex business operations.⚫ Utilized a component-based architecture in Angular8 that facilitates modular applicationdevelopment and reuse of code.⚫ Designed and optimized applications for cloud environments, particularly with platform-asa-service (PaaS) offerings like Heroku and AWS Elastic Beanstalk. Show less